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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #include "core/fpdfdoc/cpdf_formfield.h" | 7 #include "core/fpdfdoc/cpdf_formfield.h" |
8 | 8 |
9 #include <set> | 9 #include <set> |
10 | 10 |
11 #include "core/fpdfapi/parser/cfdf_document.h" | 11 #include "core/fpdfapi/parser/cfdf_document.h" |
12 #include "core/fpdfapi/parser/cpdf_array.h" | 12 #include "core/fpdfapi/parser/cpdf_array.h" |
13 #include "core/fpdfapi/parser/cpdf_document.h" | 13 #include "core/fpdfapi/parser/cpdf_document.h" |
| 14 #include "core/fpdfapi/parser/cpdf_name.h" |
14 #include "core/fpdfapi/parser/cpdf_number.h" | 15 #include "core/fpdfapi/parser/cpdf_number.h" |
15 #include "core/fpdfapi/parser/cpdf_simple_parser.h" | 16 #include "core/fpdfapi/parser/cpdf_simple_parser.h" |
16 #include "core/fpdfapi/parser/cpdf_string.h" | 17 #include "core/fpdfapi/parser/cpdf_string.h" |
17 #include "core/fpdfapi/parser/fpdf_parser_decode.h" | 18 #include "core/fpdfapi/parser/fpdf_parser_decode.h" |
18 #include "core/fpdfdoc/cpdf_formcontrol.h" | 19 #include "core/fpdfdoc/cpdf_formcontrol.h" |
19 #include "core/fpdfdoc/cpdf_interform.h" | 20 #include "core/fpdfdoc/cpdf_interform.h" |
20 #include "core/fpdfdoc/cpvt_generateap.h" | 21 #include "core/fpdfdoc/cpvt_generateap.h" |
21 #include "third_party/base/stl_util.h" | 22 #include "third_party/base/stl_util.h" |
22 | 23 |
23 namespace { | 24 namespace { |
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216 return false; | 217 return false; |
217 | 218 |
218 if (bNotify && !NotifyBeforeValueChange(csDValue)) | 219 if (bNotify && !NotifyBeforeValueChange(csDValue)) |
219 return false; | 220 return false; |
220 | 221 |
221 if (pDV) { | 222 if (pDV) { |
222 std::unique_ptr<CPDF_Object> pClone = pDV->Clone(); | 223 std::unique_ptr<CPDF_Object> pClone = pDV->Clone(); |
223 if (!pClone) | 224 if (!pClone) |
224 return false; | 225 return false; |
225 | 226 |
226 m_pDict->SetFor("V", pClone.release()); | 227 m_pDict->SetFor("V", std::move(pClone)); |
227 if (pRV) { | 228 if (pRV) |
228 std::unique_ptr<CPDF_Object> pCloneR = pDV->Clone(); | 229 m_pDict->SetFor("RV", pDV->Clone()); |
229 m_pDict->SetFor("RV", pCloneR.release()); | |
230 } | |
231 } else { | 230 } else { |
232 m_pDict->RemoveFor("V"); | 231 m_pDict->RemoveFor("V"); |
233 m_pDict->RemoveFor("RV"); | 232 m_pDict->RemoveFor("RV"); |
234 } | 233 } |
235 if (bNotify) | 234 if (bNotify) |
236 NotifyAfterValueChange(); | 235 NotifyAfterValueChange(); |
237 break; | 236 break; |
238 } | 237 } |
239 } | 238 } |
240 return true; | 239 return true; |
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354 return true; | 353 return true; |
355 } | 354 } |
356 case File: | 355 case File: |
357 case RichText: | 356 case RichText: |
358 case Text: | 357 case Text: |
359 case ComboBox: { | 358 case ComboBox: { |
360 CFX_WideString csValue = value; | 359 CFX_WideString csValue = value; |
361 if (bNotify && !NotifyBeforeValueChange(csValue)) | 360 if (bNotify && !NotifyBeforeValueChange(csValue)) |
362 return false; | 361 return false; |
363 | 362 |
| 363 CFX_ByteString key(bDefault ? "DV" : "V"); |
364 int iIndex = FindOptionValue(csValue); | 364 int iIndex = FindOptionValue(csValue); |
365 if (iIndex < 0) { | 365 if (iIndex < 0) { |
366 CFX_ByteString bsEncodeText = PDF_EncodeText(csValue); | 366 CFX_ByteString bsEncodeText = PDF_EncodeText(csValue); |
367 m_pDict->SetStringFor(bDefault ? "DV" : "V", bsEncodeText); | 367 m_pDict->SetNewFor<CPDF_String>(key, bsEncodeText, false); |
368 if (m_Type == RichText && !bDefault) | 368 if (m_Type == RichText && !bDefault) |
369 m_pDict->SetStringFor("RV", bsEncodeText); | 369 m_pDict->SetNewFor<CPDF_String>("RV", bsEncodeText, false); |
370 m_pDict->RemoveFor("I"); | 370 m_pDict->RemoveFor("I"); |
371 } else { | 371 } else { |
372 m_pDict->SetStringFor(bDefault ? "DV" : "V", PDF_EncodeText(csValue)); | 372 m_pDict->SetNewFor<CPDF_String>(key, PDF_EncodeText(csValue), false); |
373 if (!bDefault) { | 373 if (!bDefault) { |
374 ClearSelection(); | 374 ClearSelection(); |
375 SetItemSelection(iIndex, true); | 375 SetItemSelection(iIndex, true); |
376 } | 376 } |
377 } | 377 } |
378 if (bNotify) | 378 if (bNotify) |
379 NotifyAfterValueChange(); | 379 NotifyAfterValueChange(); |
380 break; | 380 break; |
381 } | 381 } |
382 case ListBox: { | 382 case ListBox: { |
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542 return false; | 542 return false; |
543 | 543 |
544 CFX_WideString opt_value = GetOptionValue(index); | 544 CFX_WideString opt_value = GetOptionValue(index); |
545 if (bNotify && !NotifyListOrComboBoxBeforeChange(opt_value)) | 545 if (bNotify && !NotifyListOrComboBoxBeforeChange(opt_value)) |
546 return false; | 546 return false; |
547 | 547 |
548 if (bSelected) { | 548 if (bSelected) { |
549 if (GetType() == ListBox) { | 549 if (GetType() == ListBox) { |
550 SelectOption(index, true); | 550 SelectOption(index, true); |
551 if (!(m_Flags & kFormListMultiSelect)) { | 551 if (!(m_Flags & kFormListMultiSelect)) { |
552 m_pDict->SetStringFor("V", PDF_EncodeText(opt_value)); | 552 m_pDict->SetNewFor<CPDF_String>("V", PDF_EncodeText(opt_value), false); |
553 } else { | 553 } else { |
554 CPDF_Array* pArray = new CPDF_Array; | 554 CPDF_Array* pArray = m_pDict->SetNewFor<CPDF_Array>("V"); |
555 for (int i = 0; i < CountOptions(); i++) { | 555 for (int i = 0; i < CountOptions(); i++) { |
556 if (i == index || IsItemSelected(i)) { | 556 if (i == index || IsItemSelected(i)) { |
557 opt_value = GetOptionValue(i); | 557 opt_value = GetOptionValue(i); |
558 pArray->AddNew<CPDF_String>(PDF_EncodeText(opt_value), false); | 558 pArray->AddNew<CPDF_String>(PDF_EncodeText(opt_value), false); |
559 } | 559 } |
560 } | 560 } |
561 m_pDict->SetFor("V", pArray); | |
562 } | 561 } |
563 } else { | 562 } else { |
564 m_pDict->SetStringFor("V", PDF_EncodeText(opt_value)); | 563 m_pDict->SetNewFor<CPDF_String>("V", PDF_EncodeText(opt_value), false); |
565 CPDF_Array* pI = new CPDF_Array; | 564 CPDF_Array* pI = m_pDict->SetNewFor<CPDF_Array>("I"); |
566 pI->AddNew<CPDF_Number>(index); | 565 pI->AddNew<CPDF_Number>(index); |
567 m_pDict->SetFor("I", pI); | |
568 } | 566 } |
569 } else { | 567 } else { |
570 CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V"); | 568 CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V"); |
571 if (pValue) { | 569 if (pValue) { |
572 if (GetType() == ListBox) { | 570 if (GetType() == ListBox) { |
573 SelectOption(index, false); | 571 SelectOption(index, false); |
574 if (pValue->IsString()) { | 572 if (pValue->IsString()) { |
575 if (pValue->GetUnicodeText() == opt_value) | 573 if (pValue->GetUnicodeText() == opt_value) |
576 m_pDict->RemoveFor("V"); | 574 m_pDict->RemoveFor("V"); |
577 } else if (pValue->IsArray()) { | 575 } else if (pValue->IsArray()) { |
578 std::unique_ptr<CPDF_Array> pArray(new CPDF_Array); | 576 std::unique_ptr<CPDF_Array> pArray(new CPDF_Array); |
579 for (int i = 0; i < CountOptions(); i++) { | 577 for (int i = 0; i < CountOptions(); i++) { |
580 if (i != index && IsItemSelected(i)) { | 578 if (i != index && IsItemSelected(i)) { |
581 opt_value = GetOptionValue(i); | 579 opt_value = GetOptionValue(i); |
582 pArray->AddNew<CPDF_String>(PDF_EncodeText(opt_value), false); | 580 pArray->AddNew<CPDF_String>(PDF_EncodeText(opt_value), false); |
583 } | 581 } |
584 } | 582 } |
585 if (pArray->GetCount() > 0) | 583 if (pArray->GetCount() > 0) |
586 m_pDict->SetFor("V", pArray.release()); // std::move someday | 584 m_pDict->SetFor("V", std::move(pArray)); |
587 } | 585 } |
588 } else { | 586 } else { |
589 m_pDict->RemoveFor("V"); | 587 m_pDict->RemoveFor("V"); |
590 m_pDict->RemoveFor("I"); | 588 m_pDict->RemoveFor("I"); |
591 } | 589 } |
592 } | 590 } |
593 } | 591 } |
594 if (bNotify) | 592 if (bNotify) |
595 NotifyListOrComboBoxAfterChange(); | 593 NotifyListOrComboBoxAfterChange(); |
596 return true; | 594 return true; |
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668 int index, | 666 int index, |
669 bool bNotify) { | 667 bool bNotify) { |
670 if (csOptLabel.IsEmpty()) | 668 if (csOptLabel.IsEmpty()) |
671 return -1; | 669 return -1; |
672 | 670 |
673 if (bNotify && !NotifyListOrComboBoxBeforeChange(csOptLabel)) | 671 if (bNotify && !NotifyListOrComboBoxBeforeChange(csOptLabel)) |
674 return -1; | 672 return -1; |
675 | 673 |
676 CFX_ByteString csStr = | 674 CFX_ByteString csStr = |
677 PDF_EncodeText(csOptLabel.c_str(), csOptLabel.GetLength()); | 675 PDF_EncodeText(csOptLabel.c_str(), csOptLabel.GetLength()); |
678 CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "Opt"); | 676 CPDF_Array* pOpt = ToArray(FPDF_GetFieldAttr(m_pDict, "Opt")); |
679 CPDF_Array* pOpt = ToArray(pValue); | 677 if (!pOpt) |
680 if (!pOpt) { | 678 pOpt = m_pDict->SetNewFor<CPDF_Array>("Opt"); |
681 pOpt = new CPDF_Array; | |
682 m_pDict->SetFor("Opt", pOpt); | |
683 } | |
684 | 679 |
685 int iCount = pdfium::base::checked_cast<int>(pOpt->GetCount()); | 680 int iCount = pdfium::base::checked_cast<int>(pOpt->GetCount()); |
686 if (index >= iCount) { | 681 if (index >= iCount) { |
687 pOpt->AddNew<CPDF_String>(csStr, false); | 682 pOpt->AddNew<CPDF_String>(csStr, false); |
688 index = iCount; | 683 index = iCount; |
689 } else { | 684 } else { |
690 pOpt->InsertNewAt<CPDF_String>(index, csStr, false); | 685 pOpt->InsertNewAt<CPDF_String>(index, csStr, false); |
691 } | 686 } |
692 | 687 |
693 if (bNotify) | 688 if (bNotify) |
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748 if (i == iControlIndex) | 743 if (i == iControlIndex) |
749 pCtrl->CheckControl(bChecked); | 744 pCtrl->CheckControl(bChecked); |
750 else if (bChecked) | 745 else if (bChecked) |
751 pCtrl->CheckControl(false); | 746 pCtrl->CheckControl(false); |
752 } | 747 } |
753 } | 748 } |
754 | 749 |
755 CPDF_Object* pOpt = FPDF_GetFieldAttr(m_pDict, "Opt"); | 750 CPDF_Object* pOpt = FPDF_GetFieldAttr(m_pDict, "Opt"); |
756 if (!ToArray(pOpt)) { | 751 if (!ToArray(pOpt)) { |
757 if (bChecked) { | 752 if (bChecked) { |
758 m_pDict->SetNameFor("V", csBExport); | 753 m_pDict->SetNewFor<CPDF_Name>("V", csBExport); |
759 } else { | 754 } else { |
760 CFX_ByteString csV; | 755 CFX_ByteString csV; |
761 CPDF_Object* pV = FPDF_GetFieldAttr(m_pDict, "V"); | 756 CPDF_Object* pV = FPDF_GetFieldAttr(m_pDict, "V"); |
762 if (pV) | 757 if (pV) |
763 csV = pV->GetString(); | 758 csV = pV->GetString(); |
764 if (csV == csBExport) | 759 if (csV == csBExport) |
765 m_pDict->SetNameFor("V", "Off"); | 760 m_pDict->SetNewFor<CPDF_Name>("V", "Off"); |
766 } | 761 } |
767 } else if (bChecked) { | 762 } else if (bChecked) { |
768 CFX_ByteString csIndex; | 763 CFX_ByteString csIndex; |
769 csIndex.Format("%d", iControlIndex); | 764 csIndex.Format("%d", iControlIndex); |
770 m_pDict->SetNameFor("V", csIndex); | 765 m_pDict->SetNewFor<CPDF_Name>("V", csIndex); |
771 } | 766 } |
772 if (bNotify && m_pForm->m_pFormNotify) | 767 if (bNotify && m_pForm->m_pFormNotify) |
773 m_pForm->m_pFormNotify->AfterCheckedStatusChange(this); | 768 m_pForm->m_pFormNotify->AfterCheckedStatusChange(this); |
774 return true; | 769 return true; |
775 } | 770 } |
776 | 771 |
777 CFX_WideString CPDF_FormField::GetCheckValue(bool bDefault) const { | 772 CFX_WideString CPDF_FormField::GetCheckValue(bool bDefault) const { |
778 ASSERT(GetType() == CheckBox || GetType() == RadioButton); | 773 ASSERT(GetType() == CheckBox || GetType() == RadioButton); |
779 CFX_WideString csExport = L"Off"; | 774 CFX_WideString csExport = L"Off"; |
780 int iCount = CountControls(); | 775 int iCount = CountControls(); |
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841 } | 836 } |
842 return false; | 837 return false; |
843 } | 838 } |
844 | 839 |
845 bool CPDF_FormField::SelectOption(int iOptIndex, bool bSelected, bool bNotify) { | 840 bool CPDF_FormField::SelectOption(int iOptIndex, bool bSelected, bool bNotify) { |
846 CPDF_Array* pArray = m_pDict->GetArrayFor("I"); | 841 CPDF_Array* pArray = m_pDict->GetArrayFor("I"); |
847 if (!pArray) { | 842 if (!pArray) { |
848 if (!bSelected) | 843 if (!bSelected) |
849 return true; | 844 return true; |
850 | 845 |
851 pArray = new CPDF_Array; | 846 pArray = m_pDict->SetNewFor<CPDF_Array>("I"); |
852 m_pDict->SetFor("I", pArray); | |
853 } | 847 } |
854 | 848 |
855 bool bReturn = false; | 849 bool bReturn = false; |
856 for (size_t i = 0; i < pArray->GetCount(); i++) { | 850 for (size_t i = 0; i < pArray->GetCount(); i++) { |
857 int iFind = pArray->GetIntegerAt(i); | 851 int iFind = pArray->GetIntegerAt(i); |
858 if (iFind == iOptIndex) { | 852 if (iFind == iOptIndex) { |
859 if (bSelected) | 853 if (bSelected) |
860 return true; | 854 return true; |
861 | 855 |
862 if (bNotify && m_pForm->m_pFormNotify) { | 856 if (bNotify && m_pForm->m_pFormNotify) { |
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988 case ListBox: | 982 case ListBox: |
989 NotifyAfterSelectionChange(); | 983 NotifyAfterSelectionChange(); |
990 break; | 984 break; |
991 case ComboBox: | 985 case ComboBox: |
992 NotifyAfterValueChange(); | 986 NotifyAfterValueChange(); |
993 break; | 987 break; |
994 default: | 988 default: |
995 break; | 989 break; |
996 } | 990 } |
997 } | 991 } |
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